Results 91 to 100 of about 22,677 (265)

Potent Antisickling Furaldehyde Analogs for Acute Sickle Cell Therapy: Enhanced Efficacy and Intravenous Formulation Potential

open access: yesChemMedChem, Volume 20, Issue 22, November 18, 2025.
This study reports novel 5‐HMF analogs with potent antisickling activities. Lead compound MMA509 enhances hemoglobin oxygen affinity and prevents erythrocyte sickling. Crystal structure of hemoglobin‐MMA509 complex explains MMA509 mechanism of action. An IV formulation is successfully developed, positioning MMA509 as a promising fast‐acting treatment ...
Abdelsattar M. Omar   +15 more
wiley   +1 more source

Calycosin Influences the Metabolism of Five Probe Drugs in Rats

open access: yesDrug Design, Development and Therapy, 2020
Mei-ling Wu, Yi-ping Lin, Yan-li Wei, Hong-jian Du, Xiao-qian Ying, Wen-zhuang Tan, Bi-e Tang Faculty of Medicine, Jinhua Polytechnic, Zhejiang, People’s Republic of ChinaCorrespondence: Bi-e TangFaculty of Medicine, Jinhua Polytechnic, No.
Wu M   +6 more
doaj  

ATP-sensitive inwardly rectifying potassium channel regulation of viral infections in honey bees

open access: yesScientific Reports, 2017
Honey bees are economically important pollinators of a wide variety of crops that have attracted the attention of both researchers and the public alike due to unusual declines in the numbers of managed colonies in some parts of the world.
Scott T. O’Neal   +2 more
doaj   +1 more source

Loss of mTORC1 signaling alters pancreatic α cell mass and impairs glucagon secretion [PDF]

open access: yes, 2017
Glucagon plays a major role in the regulation of glucose homeostasis during fed and fasting states. However, the mechanisms responsible for the regulation of pancreatic α cell mass and function are not completely understood.
Alvin C. Powers   +17 more
core   +1 more source

ATP-Sensitive Potassium Channel-Mediated Lactate Effect on Orexin Neurons: Implications for Brain Energetics during Arousal [PDF]

open access: yes, 2010
Active neurons have a high demand for energy substrate, which is thought to be mainly supplied as lactate by astrocytes. Heavy lactate dependence of neuronal activity suggests that there may be a mechanism that detects and controls lactate levels and/or ...
Hirasawa, Michiru, Parsons, Matthew P.
core   +1 more source

Pharmacologically relevant drug interactions of sulfonylurea antidiabetics with common herbs [PDF]

open access: yes, 2018
Introduction: Sulfonylurea antidiabetics are insulin secretogogues useful in the treatment of type 2 diabetic patients. The probability of adverse drug interactions is high in patients taking sulfonylureas and other drugs including herbal medicines ...
Balasubramaniam, Rajkapoor.   +1 more
core   +2 more sources

Tolbutamide-glucose Tolerance Test

open access: yesThe Tohoku Journal of Experimental Medicine, 1967
Tolbutamide-glucose tolerance test was carried out on nine non-diabetics and eight diabetic patients in order to evaluate the endocrine function of the pancreas. In non-diabetics, blood sugar decreased thirty minutes after tolbutamide injection and rose to 135mg/100ml in the mean value after glucose loading. In diabetics a decrease in blood sugar after
S, Yamagata   +3 more
openaire   +3 more sources

Tissue Specific Modulation of cyp2c and cyp3a mRNA Levels and Activities by Diet-Induced Obesity in Mice: The Impact of Type 2 Diabetes on Drug Metabolizing Enzymes in Liver and Extra-Hepatic Tissues

open access: yesPharmaceutics, 2017
Various diseases such as type 2 diabetes (T2D) may alter drug clearance. The objective of this study was to evaluate the effects of T2D on CYP450 expressions and activities using high-fat diet (HFD) as a model of obesity-dependent diabetes in C57BL6 mice.
Sarah Maximos   +4 more
doaj   +1 more source

New Aspects of Neurotransmitter Release and Exocytosis: Involvement of Ca2+/Calmodulin-Dependent Phosphorylation of Synapsin I in Insulin Exocytosis

open access: yesJournal of Pharmacological Sciences, 2003
: The exocytosis of insulin from pancreatic β-cells is closely related to intracellular elevation of Ca2+. The effects of Ca2+ may be mediated by Ca2+/calmodulin-dependent protein kinase II (CaMKII).
Hideyuki Yamamoto   +3 more
doaj   +1 more source

Photoswitchable diacylglycerols enable optical control of protein kinase C. [PDF]

open access: yes, 2016
Increased levels of the second messenger lipid diacylglycerol (DAG) induce downstream signaling events including the translocation of C1-domain-containing proteins toward the plasma membrane. Here, we introduce three light-sensitive DAGs, termed PhoDAGs,
A Betz   +65 more
core   +3 more sources

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